Phylactic
a. 防御疾病的,防护的
🗣️ 情景例句
We are.
我们呀。
If you sell the cow, you sell her milk too.
蚀了本也输了利。
If we buy the smaller one, the IBM PC386, we might have to change it in a few years' time for a bigger one.
如果我们买一台较小的IBM386的话，过几年可能就得换一台较大的机子。